18381640235

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{53173}}^1$

素因数の和:53292

約数の個数: 48

約数和(自身を含む): 27496488096

約数和(自身を除く): 9114847861

約数列:

[1, 5, 7, 17, 35, 49, 83, 85, 119, 245, 415, 581, 595, 833, 1411, 2905, 4067, 4165, 7055, 9877, 20335, 49385, 53173, 69139, 265865, 345695, 372211, 903941, 1861055, 2605477, 4413359, 4519705, 6327587, 13027385, 22066795, 30893513, 31637935, 44293109, 75027103, 154467565, 216254591, 221465545, 375135515, 525189721, 1081272955, 2625948605, 3676328047, 18381640235]

約数ペア:

[(1, 18381640235), (5, 3676328047), (7, 2625948605), (17, 1081272955), (35, 525189721), (49, 375135515), (83, 221465545), (85, 216254591), (119, 154467565), (245, 75027103), (415, 44293109), (581, 31637935), (595, 30893513), (833, 22066795), (1411, 13027385), (2905, 6327587), (4067, 4519705), (4165, 4413359), (7055, 2605477), (9877, 1861055), (20335, 903941), (49385, 372211), (53173, 345695), (69139, 265865)]